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Name |
Pigment Red 185 |
EINECS | 263-353-1 |
CAS No. | 61951-98-2 | Density | 1.523 g/cm3 |
PSA | 186.48000 | LogP | 6.15250 |
Solubility | N/A | Melting Point |
335-345 °C |
Formula | C27H24N6O6S | Boiling Point | N/A |
Molecular Weight | 560.58 | Flash Point | N/A |
Transport Information | N/A | Appearance | light red power |
Safety | Risk Codes | N/A | |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
2-Naphthalenecarboxamide,N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[[5-methoxy-2-methyl-4-[(methylamino)sulfonyl]phenyl]azo]-(9CI); |
The IUPAC name of Pigment Red 185 is (4Z)-4-[[5-methoxy-2-methyl-4-(methylsulfamoyl)phenyl]hydrazinylidene]-3-oxo-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)naphthalene-2-carboxamide. With the CAS registry number 61951-98-2, it is also named as N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-((5-methoxy-2-methyl-4-((methylamino)sulphonyl)phenyl)azo)naphthalene-2-carboxamide. It is a kind of light red power and it has high heat resistance, good light permanency. In addition, it belongs to the product categories of organics.
The other characteristics of this product can be summarized as: (1)ACD/LogP: 2.44; (2)# of Rule of 5 Violations: 3; (3)ACD/LogD (pH 5.5): 4; (4)ACD/LogD (pH 7.4): 4; (5)ACD/BCF (pH 5.5): 1231; (6)ACD/BCF (pH 7.4): 1197; (7)ACD/KOC (pH 5.5): 5665; (8)ACD/KOC (pH 7.4): 5508; (9)#H bond acceptors: 12; (10)#H bond donors: 5; (11)#Freely Rotating Bonds: 6; (12)Index of Refraction: 1.722; (13)Molar Refractivity: 145.705 cm3; (14)Molar Volume: 368.156 cm3; (15)Polarizability: 57.762×10-24 cm3; (16)Surface Tension: 62.751 dyne/cm; (17)Rotatable Bond Count: 7; (18)Tautomer Count: 24; (19)Exact Mass: 560.147803; (20)MonoIsotopic Mass: 560.147803; (21)Topological Polar Surface Area: 176; (22)Heavy Atom Count: 40; (23)Complexity: 1180
Uses of Pigment Red 185: It is usually applied in the saloon car original paints, repairing paints and coloring for plastic, printing ink, rubber, etc. Besides, it could also be used in the coloring raw liquor of synthetic fiber.
People can use the following data to convert to the molecule structure.
1. SMILES: CNS(=O)(=O)c1cc(C)c(cc1OC)N=Nc2c5ccccc5cc(c2O)C(=O)Nc3ccc4NC(=O)Nc4c3;
2. InChI: InChI=1/C27H24N6O6S/c1-14-10-23(40(37,38)28-2)22(39-3)13-20(14)32-33-24-17-7-5-4-6-15(17)11-18(25(24) 34)26(35)29-16-8-9-19-21(12-16)31-27(36)30-19/h4-13,28,34H,1-3H3,(H,29,35)(H2,30,31,36) InChIKey: FQVVGIYUIPHSRR-UHFFFAOYAU.